kafkadog

README

kafkadog

A Kafka consumer/producer CLI. Barking version of Kafkacat.

Installation

Homebrew

$ brew install maximepeschard/tap/kafkadog

go get

$ go get github.com/maximepeschard/kafkadog

Binary

Grab the latest release for your platform.

Example usage

Consumer

Read messages and print their value on stdout :

$ kafkadog consume -b mybroker:9092 my_topic

Read messages and print them with the format topic.partition.offset -> value on stdout :

$ kafkadog consume -b mybroker:9092 -f '%t.%p.%o -> %v' my_topic

Read messages starting at the oldest available offset and print their value on stdout :

$ kafkadog consume -b mybroker:9092 -s oldest my_topic

Read messages starting from a date (in UTC timezone) and print their value on stdout :

$ kafkadog consume -b mybroker:9092 -s '2020-06-10 00:00:00' my_topic

Read messages starting from a UNIX timestamp (in milliseconds) and print their value on stdout :

$ kafkadog consume -b mybroker:9092 -s 1591747200000 my_topic

Producer

Produce one message :

$ echo '{"msg": "hello"}' | kafkadog produce -b mybroker:9092 my_topic

Produce messages read from stdin (default is one message per line, close with Ctrl-D / Ctrl-C) :

$ kafkadog produce -b mybroker:9092 my_topic

Produce messages read from a file (default is one message per line) :

$ kafkadog produce -b mybroker:9092 -f messages.txt my_topic

Detailed usage

Run kafkadog -h for detailed usage and help.

Credits

• Shopify/sarama
• spf13/cobra